ES485949A1 - Procedimiento para la preparacion de solucionesde fosfato demetales alcalinos exentas de zinc - Google Patents

Procedimiento para la preparacion de solucionesde fosfato demetales alcalinos exentas de zinc

Info

Publication number: ES485949A1
Authority: ES; Spain
Prior art keywords: zinc; alkali metal; alkaliphosphate; producing; solutions free
Prior art date: 1978-12-23
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

ES485949A

Other languages

English (en)

Spanish (es)

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Hoechst AG

Original Assignee

Hoechst AG

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1978-12-23

Filing date

1979-11-14

Publication date

1980-05-16

1979-11-14 Application filed by Hoechst AG filed Critical Hoechst AG

1980-05-16 Publication of ES485949A1 publication Critical patent/ES485949A1/es

Status Expired legal-status Critical Current

Links

HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title abstract 3
229910052725 zinc Inorganic materials 0.000 title abstract 3
239000011701 zinc Substances 0.000 title abstract 3
239000000243 solution Substances 0.000 abstract 4
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 2
229910000318 alkali metal phosphate Inorganic materials 0.000 abstract 2
239000000725 suspension Substances 0.000 abstract 2
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
238000013019 agitation Methods 0.000 abstract 1
150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
229910052977 alkali metal sulfide Inorganic materials 0.000 abstract 1
229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
239000012527 feed solution Substances 0.000 abstract 1
239000007787 solid Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/30—Alkali metal phosphates
- C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
- C01B25/303—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates with elimination of impurities

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Manufacture And Refinement Of Metals (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Luminescent Compositions (AREA)
Fertilizers (AREA)
Oxygen, Ozone, And Oxides In General (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

ES485949A 1978-12-23 1979-11-14 Procedimiento para la preparacion de solucionesde fosfato demetales alcalinos exentas de zinc Expired ES485949A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19782855922 DE2855922A1 (de)	1978-12-23	1978-12-23	Verfahren zur herstellung von zinkfreien alkaliphosphatloesungen

Publications (1)

Publication Number	Publication Date
ES485949A1 true ES485949A1 (es)	1980-05-16

Family

ID=6058233

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES485949A Expired ES485949A1 (es)	1978-12-23	1979-11-14	Procedimiento para la preparacion de solucionesde fosfato demetales alcalinos exentas de zinc

Country Status (9)

Country	Link
US (1)	US4299803A (de)
EP (1)	EP0014755B1 (de)
JP (1)	JPS608968B2 (de)
AT (1)	ATE1350T1 (de)
DE (2)	DE2855922A1 (de)
ES (1)	ES485949A1 (de)
IL (1)	IL59022A (de)
MA (1)	MA18682A1 (de)
ZA (1)	ZA796941B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4853200A (en) *	1984-09-24	1989-08-01	Monsanto Company	Continuous process for preparing sodium orthophosphate slurries from natural soda ash orthophosphoric acid
US4751066A (en) *	1986-05-08	1988-06-14	Fmc Corporation	Process for preparing alkali metal phosphate
DE3826981A1 (de) *	1988-08-09	1990-02-15	Hoechst Ag	Verfahren zur aufarbeitung von staeuben, die bei der elektrothermischen phosphorherstellung anfallen
RU2331105C1 (ru) *	2007-05-10	2008-08-10	Виктор Викторович Олексенко	Универсальный мостовой инвертирующий сумматор

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE721410C (de) *	1936-09-21	1942-06-04	Persil	Herstellung technisch reiner Alkaliphosphate
US2162657A (en) *	1936-09-21	1939-06-13	Firm Persil Ges Henkel & Voith	Method of producing commercial alkali phosphates
US2977191A (en) *	1957-03-19	1961-03-28	Union Chimique Belge Sa	Anhydrous colorless phosphates
US3305305A (en) *	1962-12-26	1967-02-21	Hooker Chemical Corp	Purification of phosphate solutions
DE1542645A1 (de) *	1965-03-27	1970-04-16	Albert Ag Chem Werke	Verfahren zur Herstellung vanadinarmer Alkali- bzw. alkalihaltiger Phosphate aus nach dem Nassverfahren hergestellter Phosphorsaeure
DE1567619C3 (de) *	1965-05-15	1974-08-15	Knapsack Ag, 5033 Huerth-Knapsack	Verfahren zur Herstellung von vanadiumarmen Alkaliphosphaten
US3421846A (en) *	1965-06-07	1969-01-14	Hooker Chemical Corp	Production of sodium phosphates
GB1267853A (en) *	1969-07-16	1972-03-22	Knapsack Ag	Process for the manufacture of alkali metal phosphates of low vanadium content
US3685964A (en) *	1970-12-09	1972-08-22	Fmc Corp	Purification of alkali phosphate solution
US3993733A (en) *	1975-08-14	1976-11-23	Stauffer Chemical Company	Food grade alkali metal phosphates from wet process H3 PO4
DE2608029C2 (de) *	1976-02-27	1984-02-23	Hoechst Ag, 6230 Frankfurt	Verfahren zur Herstellung einer Alkaliphosphatlösung aus Naßverfahrensphosphorsäuren

1978
- 1978-12-23 DE DE19782855922 patent/DE2855922A1/de not_active Withdrawn
1979
- 1979-11-14 ES ES485949A patent/ES485949A1/es not_active Expired
- 1979-12-10 DE DE7979105035T patent/DE2963380D1/de not_active Expired
- 1979-12-10 AT AT79105035T patent/ATE1350T1/de not_active IP Right Cessation
- 1979-12-10 EP EP79105035A patent/EP0014755B1/de not_active Expired
- 1979-12-17 US US06/104,570 patent/US4299803A/en not_active Expired - Lifetime
- 1979-12-21 MA MA18884A patent/MA18682A1/fr unknown
- 1979-12-23 ZA ZA00796941A patent/ZA796941B/xx unknown
- 1979-12-23 IL IL59022A patent/IL59022A/xx unknown
- 1979-12-24 JP JP54166981A patent/JPS608968B2/ja not_active Expired

Also Published As

Publication number	Publication date
JPS608968B2 (ja)	1985-03-07
IL59022A (en)	1982-12-31
DE2963380D1 (en)	1982-09-09
ATE1350T1 (de)	1982-08-15
DE2855922A1 (de)	1980-07-10
JPS5585410A (en)	1980-06-27
ZA796941B (en)	1980-12-31
EP0014755B1 (de)	1982-07-21
IL59022A0 (en)	1980-03-31
MA18682A1 (fr)	1980-07-01
EP0014755A1 (de)	1980-09-03
US4299803A (en)	1981-11-10

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Legal Events

Date	Code	Title	Description
1997-03-01	FD1A	Patent lapsed	Effective date: 19970203